63e88f80
 Hu Chunming
提交三方库
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#ifndef BOOST_METAPARSE_CONFIG_HPP
#define BOOST_METAPARSE_CONFIG_HPP
// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/config.hpp>
/*
* Compiler workarounds
*/
// BOOST_NO_CXX11_CONSTEXPR is not defined in gcc 4.6
#if \
defined BOOST_NO_CXX11_CONSTEXPR || defined BOOST_NO_CONSTEXPR || ( \
!defined __clang__ && defined __GNUC__ \
&& (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)) \
)
# define BOOST_NO_CONSTEXPR_C_STR
#endif
/*
* C++ standard to use
*/
// Allow overriding this
#ifndef BOOST_METAPARSE_STD
// special-case MSCV >= 1900 as its constexpr support is good enough for
// Metaparse
# if \
!defined BOOST_NO_CXX11_VARIADIC_TEMPLATES \
&& !defined BOOST_NO_VARIADIC_TEMPLATES \
&& ( \
(!defined BOOST_NO_CONSTEXPR && !defined BOOST_NO_CXX11_CONSTEXPR) \
|| (defined _MSC_VER && _MSC_VER >= 1900) \
) \
&& (!defined BOOST_GCC || BOOST_GCC >= 40700)
# if !defined BOOST_NO_CXX14_CONSTEXPR
# define BOOST_METAPARSE_STD 2014
# else
# define BOOST_METAPARSE_STD 2011
# endif
# else
# define BOOST_METAPARSE_STD 1998
# endif
#endif
/*
* Metaparse config
*/
#if BOOST_METAPARSE_STD >= 2011
# define BOOST_METAPARSE_VARIADIC_STRING
#endif
#endif
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